site/layouts/partials/favicons.html

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<link rel="shortcut icon" href="/favicons/favicon.ico">
<link rel="apple-touch-icon" href="/favicons/apple-touch-icon.png" sizes="180x180">
<link rel="icon" type="image/png" href="/favicons/favicon.png" sizes="100x100">
<link rel="icon" type="image/png" href="/favicons/android-chrome-maskable-192x192.png" sizes="192x192">
<link rel="icon" type="image/png" href="/favicons/android-chrome-maskable-512x512.png" sizes="512x512">
<!-- Adding the SVG lets the favicon appear extremely tiny in Firefox :(
<link rel="icon" href="/favicons/favicon.svg" type="image/svg+xml">
-->